a view of the katun river with a fast current, flowing against the backdrop of snow-capped mountains

katun river fast current snowcapped mountains altai blue sky rapid flow nature landscape rugged wilderness mountain range clear water siberia outdoors scenic powerful flowing majestic peaks pristine adventure bright natural beauty crisp remote wild scenery tranquility highlands fresh air terrain dramatic valley white untouched rural panoramic serene summer day alpine snow contrast rocky picturesque unspoiled freedom view backdrop snow-capped